| Узел | Модель |
| (E01) - (OPTIONAL) LEVELER CONTROL LINKAGE | (30EC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/65-12/79) |
| (D06) - FUNCTION CONTROLS (CROWD, HOIST, SWING AND TOOL) | (30EC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/65-12/79) |
| (E01) - (OPTIONAL) LEVELER CONTROL LINKAGE | (30YC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/65-12/79) |
| (D06) - FUNCTION CONTROLS (CROWD, HOIST, SWING AND TOOL) | (30YC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/65-12/79) |
| (E01) - (OPTIONAL) LEVELER CONTROL LINKAGE | (35EC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/68-12/77) |
| (D06) - FUNCTION CONTROLS (CROWD, HOIST, SWING AND TOOL) | (35EC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/68-12/77) |
| (E01) - (OPTIONAL) LEVELER CONTROL LINKAGE | (35YC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/68-12/77) |
| (D06) - FUNCTION CONTROLS (CROWD, HOIST, SWING AND TOOL) | (35YC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/68-12/77) |
| (D07A) - FUNCTION CONTROLS, (CROWD, HOIST, SWING AND TOOL), (USED ON | (40EC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/71-12/79) |
| (D07A) - FUNCTION CONTROLS, (CROWD, HOIST, SWING AND TOOL), (USED ON | (40YC) - DROTT SERIES-A CRAWLER EXCAVATOR (1/71-12/79) |
| (D06) - FUNCTIONAL CONTROLS FOR: CROWD, HOIST, SWING AND TOOL | (50) - DROTT SERIES-A CRAWLER EXCAVATOR (1/68-12/79) |